2.

癌性贫血危险因素的单因素分析

Univariate analysis of risk factors for anemia

Risk factors	n	Number of anemia	Incidence of anemia	χ2	P
Gender				0.072	0.789
Male	97	45	46.4%
Female	43	21	48.8%
Age (year)				6.966	0.008
< 65	80	30	37.5%
≥65	60	36	60.0%
Stage				14.789	< 0.001
Ⅲ	77	25	32.5%
Ⅳ	63	41	65.1%
PS scores				13.420	< 0.001
0-1	120	49	40.8%
2	20	17	85.0%
Serum albumin (g/L)				20.813	< 0.001
≤30	69	46	66.7%
> 30	71	20	28.2%
Histological type				2.497	0.114
Adenocarcinoma	86	36	41.9%
Squamous cell carcinoma	54	30	55.6%